Home / 30,892.16-46,341.48-10,117.28

Finding the Fourth Proportional to 30,892.16, 46,341.48 and 10,117.28

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Solution

The fourth proportional to 30,892.16, 46,341.48 and 10,117.28 is: 15,176.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,892.16 : 46,341.48 = 10,117.28 : x
  2. Step 2: Convert to fraction form
    30,892.16/46,341.48 = 10,117.28/x
  3. Step 3: Cross multiply
    30,892.16x = 46,341.48 × 10,117.28
  4. Step 4: Simplify right side
    30,892.16x = 468,849,728.77
  5. Step 5: Solve for x
    x = 468,849,728.77/30,892.16
  6. Step 6: Final answer
    x = 15,176.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.